usb: chipidea: msm: Use posted data writes on AHB
This patch sets the AHBMODE to allow for posted data writes. This results in higher performance. Signed-off-by: Andy Gross <agross@codeaurora.org> Acked-by: Peter Chen <peter.chen@freescale.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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@ -25,7 +25,8 @@ static void ci_hdrc_msm_notify_event(struct ci_hdrc *ci, unsigned event)
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case CI_HDRC_CONTROLLER_RESET_EVENT:
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dev_dbg(dev, "CI_HDRC_CONTROLLER_RESET_EVENT received\n");
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writel(0, USB_AHBBURST);
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writel(0, USB_AHBMODE);
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/* use AHB transactor, allow posted data writes */
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writel(0x8, USB_AHBMODE);
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usb_phy_init(ci->usb_phy);
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break;
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case CI_HDRC_CONTROLLER_STOPPED_EVENT:
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